<template>
  <view v-if="cart.length !== 0">
    <my-addres></my-addres>
    <view class="cart-title">
      <uni-icons type="shop" size="18"></uni-icons>
      <text>购物车</text>
    </view> 
    <uni-swipe-action>
      <block v-for="(item,i) in cart" :key='i'>
      <uni-swipe-action-item :right-options="options" @click="swipeActionClickHandler(item)">
        <my-goods :goods=item :showRadio="true" @radio-change="radioChangeHandler" :showNum="true" @num-change="numberChangeHandler"></my-goods>
      </uni-swipe-action-item>
      </block>
    </uni-swipe-action>
    <my-settle></my-settle>
  </view>
  <view class="empty-cart" v-else>
    <image src="/static/cart_empty@2x.png" class="empety-img"></image>
    <text>空空如也~</text>
  </view>
</template>

<script>
  import badgeMix from '@/mixins/tabbar-badge.js'
  import {mapState,mapMutations} from 'vuex'
  export default {
    mixins:[badgeMix],
    data() {
      return { 
        options:[{
          text:'删除',
          style:{backgroundColor:'#c00000'}
        }]
      };
    },
    computed:{
      ...mapState('m_cart',['cart'])
    },
    methods:{
      ...mapMutations('m_cart',['updateGoodsState','updateGoodsCount','removeGoodsById']),
      radioChangeHandler(e){
        this.updateGoodsState(e)
      },
      numberChangeHandler(e){
        this.updateGoodsCount(e)
      },
      swipeActionClickHandler(goods){
        console.log(goods)
        this.removeGoodsById(goods.goods_id)
      }
    }
  }
</script>

<style lang="scss">
.cart-title{
  height: 40px;
  display: flex;
  align-items: center;
  font-size: 14px;
  padding-left: 5px;
  border: 1px solid #efefef;
  text{
    margin-left: 10px;
  }
}
.empty-cart{
  display: flex;
  flex-direction: column;
  align-items:center;
  justify-content: center;
  padding-top: 150px;
  .empety-img{
    width: 90px;
    height: 90px;
  }
  text{
    font-size: 12px;
    color: gray;
    margin-top: 15px;
  }
}
</style>
